Home / 2,258,912.62-3,117,372.51-1,292,044.78

Finding the Fourth Proportional to 2,258,912.62, 3,117,372.51 and 1,292,044.78

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Solution

The fourth proportional to 2,258,912.62, 3,117,372.51 and 1,292,044.78 is: 1,783,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,912.62 : 3,117,372.51 = 1,292,044.78 : x
  2. Step 2: Convert to fraction form
    2,258,912.62/3,117,372.51 = 1,292,044.78/x
  3. Step 3: Cross multiply
    2,258,912.62x = 3,117,372.51 × 1,292,044.78
  4. Step 4: Simplify right side
    2,258,912.62x = 4,027,784,878,861.00
  5. Step 5: Solve for x
    x = 4,027,784,878,861.00/2,258,912.62
  6. Step 6: Final answer
    x = 1,783,063.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.